ICF International is a global consulting and technology services company. The firm provides strategic planning, management, marketing, and analytics products and services to both government organizations and businesses. Consultants who work there are business analysts, policy specialists, technologists, researchers, digital strategists, social scientists, and creatives. ICF's clients rely on the firm to provide all the facts, data, and analysis they need to overcome their biggest challenges.

ICF was founded with a single office in Washington D.C. and today has  approximately 9,000 employees worldwide. The firm has doubled its headcount every five years over the past 20 years while significantly expanding its capabilities and services. The firm is led by its CEO John Wasson, who joined the firm as an associate in 1987.